Bakuchiol is 100% natural active ingredient, alternative to retinol. Bakuchiol has strong anti-aging effect, it accelerates the renewal process of skin cells and improves skin quality, activates collagen production, adds fullness and elasticity to the skin. Contains squalane that softens the skin and helps bakuchoil to penetrate into deeper skin layers. The serum does not increase sensitivity to UV radiation. Perfect also for sensitive skin, does not irritate the skin or cause redness. Fragrance free. Age is just a number!